1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8d5b720bb128b199c2139930086b2476e1d90d1e4b26b340594df8d384499c6. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b91223ce-9598-4560-9846-dc232698a81f.json and https://artists.proofprofile.net/proofs/artist/b91223ce-9598-4560-9846-dc232698a81f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Cycling & Spinning Fitness Workout - Perfect Pumping Beats for Fitness, Cycle Training Spin and Gym
Cycling & Spinning Continonous Pumping Mix
Music for Sports: Ultimate Workout (Fitness, Boot Camp, Cycling, Running)
The Hanging Tree (Rebel Remix) - From "The Hunger Games: Mockingjay - Pt. 1"
Music for Sports: Body Shaping (Perfect Music for Cycling, Running, Fitness, Cardio, Workout)
CLASSIC × WORKOUT（クラシックで鍛える - Best Classical Music Dance Remix）
モーツァルト：ピアノ・ソナタ第11番《トルコ行進曲付き》（Vuducru Remix）
チャイコフスキー：バレエ組曲《白鳥の湖》情景（Vuducru Remix）
Mendelssohn's Italian Symphony (Vuducru Remix)
Bach's Brandenburg Concerto No. 3 (Vuducru Remix)
Mendelssohn's Italian Symphony - Vuducru Remix
Bach's Brandenburg Concerto No. 3 - Vuducru Remix
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d61c64d42145479699bb2daeabbddd8c8f44ed4e1b46d0c262eaca0fb9573c8. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMVRR1503073.
Heaven Is a Place on Earth (DJ Boy Wunder Remix)
Flashdance...What a Feeling (DJ Boy Wunder Remix)
Tell It to My Heart (DJ Boy Wunder Remix)
Everybody Have Fun Tonight (DJ Boy Wunder Remix)
Like Ice in the Sunshine (Vuducru Remix)
Gym Workout Playlist - Remixed for Fitness
80s Anthems - The Biggest 80s Dance Music Anthems
Heaven Is A Place On Earth (DJ Boy Wunder Remix)
When I Think Of You (DJ Boy Wunder Remix)
Flashdance...What A Feeling (DJ Boy Wunder Remix)
Theme From Raiders Of The Lost Ark (DJ Elliot Remix)
Theme From Knight Rider (DJ Elliot Remix)
Flashdance...What A Feeling (Vuducru Remix)
Girls Just Want To Have Fun (Vuducru Remix)
Tell It To My Heart (DJ Boy Wunder Remix)
Workout Remixes 2017 - The Ultimate Running & Fitness Workout (Best of 2017)
Classical Keep Fit: The Biggest Classical Tunes (Remixed for Fitness and Workout)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6884fff6491dc5c59735d438bb2cf2c76959e580a6787189b7fc7b333f70aa1c. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMVRR1600087.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98205aab6b53d9aed5090137c4664ed5fcdb8e08a64bcf758a90f89694f4d7d8. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMVRR1600748.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1fd1f6626510838277f4745da6f4be11109ac19374fda36dccae1a1667588d80. Chain 2 (Bitcoin): anchored in block 958218 (2026-07-16T00:33:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMVRR1503076.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50adbc058dac4bed65141618bfdc702e3d52fb9c161d54eec24830044df0479a. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMVRR1600083.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x255d79192ea7e7545827032a36cbd158ca8f1ad4bd072a34a2f8ede5490f3bc3. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMVRR1503131.
Brandenburg Concerto No. 3 - 123 BPM Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x557c70d043152730b83bd0cd999ac1b4523d76f3e250b7fafef966c6bc7f9e37. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMVRR1600752.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a257d2d442349f95016462e5be7229fd7890a68240abd2e222275f9db35dc88. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMVRR1600626.
Classical 1 Hour Workout - Continuous Mix
Dance Like Nobody Is Watching - 30 Club Anthems
Dance Like Nobody Is Watching: 30 Club Anthems
Girls Just Want to Have Fun - Vuducru Remix
Flashdance...What a Feeling - Vuducru Remix
Mallorca Club Nights: 25 Dancefloor Hits
Wellerman (Sea Shanty) [feat. The McMulligans] [Remix]
Wellerman (Sea Shanty) [feat. The McMulligans] - Remix
Wellerman (Sea Shanty) (feat. The McMulligans) [Remix]
Wellerman (Sea Shanty) (feat. The McMulligans) (Remix)
Music for Sports: Ultimate Workout 2021 (Chart Hits Covered for Fitness, Cardio, Running & Cycling)
Savage Love (Laxed - Siren Beat) - Vuducru Remix
Electro Latino: The Vintage Dance Remixes
Cherry Pink and Apple Blossom White (Vuducru Remix)
Cherry Pink and Apple Blossom White - Vuducru Remix
Dance Like Nobody Is Watching: 30 Club Anthems, Vol. 2
Wellerman (Sea Shanty) - feat. The McMulligans - Remix
Savage Love (Laxed - Siren Beat) (Vuducru Remix)
Enemy (From "Arcane: League of Legends")
Enemy - From "Arcane: League of Legends"
Gym Workout Playlist - Remixed for Fitness!
Wellerman - Sea Shanty - Workout Mix 112 bpm
House Club Deluxe, Vol. 8: Charts Remixed
House Club Deluxe, Vol. 10: Classical Remixed
Like Ice in the Sunshine - Vuducru Remix
House Club Deluxe, Vol. 11: Latin Remixed
Dance Like Nobody Is Watching: 30 Club Anthems, Vol. 3